Question and response
Question
dig _spf.infoserve.de. TXT
Answer
_spf.infoserve.de. 3600 TXT "v=spf1 ip4:212.89.154.6/32 ip4:212.89.128.80/30 ip4:212.89.129.112/28 ip4:212.89.130.181/32 ip4:212.89.130.182/32 ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0